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| author | Igor Grinberg <grinberg@compulab.co.il> | 2011-05-03 19:22:09 +0400 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2011-05-12 13:52:06 +0400 |
| commit | bc593f5d787d0a015539e21868302fb44a47c3e3 (patch) | |
| tree | 75feac78712ae08e38b678c0dae62cb75765ddb0 /arch/arm/mach-omap2/board-zoom-display.c | |
| parent | 9e18630b689d658d65bf59508bfec084f61ff5c6 (diff) | |
| download | linux-bc593f5d787d0a015539e21868302fb44a47c3e3.tar.xz | |
arm: omap2plus: GPIO cleanup
use gpio_request_<one|array>() instead of multiple gpiolib calls,
remove unneeded variables, etc.
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/board-zoom-display.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-zoom-display.c | 31 |
1 files changed, 8 insertions, 23 deletions
diff --git a/arch/arm/mach-omap2/board-zoom-display.c b/arch/arm/mach-omap2/board-zoom-display.c index 37b84c2b850f..ce53e82ba136 100644 --- a/arch/arm/mach-omap2/board-zoom-display.c +++ b/arch/arm/mach-omap2/board-zoom-display.c @@ -21,34 +21,19 @@ #define LCD_PANEL_RESET_GPIO_PILOT 55 #define LCD_PANEL_QVGA_GPIO 56 +static struct gpio zoom_lcd_gpios[] __initdata = { + { -EINVAL, GPIOF_OUT_INIT_HIGH, "lcd reset" }, + { LCD_PANEL_QVGA_GPIO, GPIOF_OUT_INIT_HIGH, "lcd qvga" }, +}; + static void zoom_lcd_panel_init(void) { - int ret; - unsigned char lcd_panel_reset_gpio; - - lcd_panel_reset_gpio = (omap_rev() > OMAP3430_REV_ES3_0) ? + zoom_lcd_gpios[0].gpio = (omap_rev() > OMAP3430_REV_ES3_0) ? LCD_PANEL_RESET_GPIO_PROD : LCD_PANEL_RESET_GPIO_PILOT; - ret = gpio_request(lcd_panel_reset_gpio, "lcd reset"); - if (ret) { - pr_err("Failed to get LCD reset GPIO (gpio%d).\n", - lcd_panel_reset_gpio); - return; - } - gpio_direction_output(lcd_panel_reset_gpio, 1); - - ret = gpio_request(LCD_PANEL_QVGA_GPIO, "lcd qvga"); - if (ret) { - pr_err("Failed to get LCD_PANEL_QVGA_GPIO (gpio%d).\n", - LCD_PANEL_QVGA_GPIO); - goto err0; - } - gpio_direction_output(LCD_PANEL_QVGA_GPIO, 1); - - return; -err0: - gpio_free(lcd_panel_reset_gpio); + if (gpio_request_array(zoom_lcd_gpios, ARRAY_SIZE(zoom_lcd_gpios))) + pr_err("%s: Failed to get LCD GPIOs.\n", __func__); } static int zoom_panel_enable_lcd(struct omap_dss_device *dssdev) |